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Subject: Re: mac80211_hwsim + iperf + netns
From: Johannes Berg <johannes@sipsolutions.net>
To: Michal Kazior <michal.kazior@tieto.com>,
	Krishna Chaitanya <chaitanya.mgit@gmail.com>
Cc: linux-wireless <linux-wireless@vger.kernel.org>
Date: Thu, 04 Feb 2016 13:19:56 +0100
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On Thu, 2016-02-04 at 12:32 +0100, Michal Kazior wrote:
> 
>  ip netns add ns1
>  ip netns exec ns1 bash # get the PID in the session and don't close
> it
>  iw phy phyX set netns $pid_of_that_shell
> 

If you also have a recent enough iw version, you can use 

iw phy phyX set netns name ns1

johannes